Inter-Tech SB-C 102. Size: 63.5 mm (2.5 "), Hard drive interface: Serial ATA II. Interface: SATAII. Compatible operating systems: Windows 98/SE/2000/ME/XP/Vista Mac OS 8.6+. Colour of product: Black. Dimensions (WxDxH): 145 x 224 x 85 mm, Weight: 900 g